<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
</head>
<body>  
<label for="select_city">城市</label>  
  
<div data-role="controlgroup" id="select_p_c_a" data-ajax="false">  
    <select id="select_province"></select>  
    <select id="select_city"></select>  
    <select id="select_area"></select>  
    <input type="text" id="asd">
</div>  
<script src="jquery.min.js"></script>
<script src="city.js"></script>  
</body>  
</html>  
  
<script>  
	var str = "1,1,5,望京";
	var city = str.split(",");
	$("#asd").val(city[3]);
    region_init("select_province","select_city","select_area",city[0],city[1],city[2]);  
  //  var region_init = function(_region_p, _region_c, _region_d){}
</script>  
</body>  
</html>  